Frame for 2025 GMC Sierra 3500 HD
1. 6-Inch Rectangular Assist Steps, Chrome 
2. Outer Rail 
3. Frame Assembly 
4. Mount Cushion 
5. Body B-Pillar 
6. Body A-Pillar 
7. Uniside Assembly 
8. Cowl Side Panel 
9. Windshield Pillar Trim 
10. Windshield Pillar Reinforced 
11. Inner Lock Pillar 
12. Cowl Grille 
13. Side Cover 
14. Inner Center Pillar 
15. Body B-Pillar 
16. Uniside Assembly 
17. Rear 
18. Inner Windshield Pillar 
19. Inner Center Pillar 
20. Inner Lock Pillar 21. Body B-Pillar 
22. Inner Rocker Assembly 
23. Floor Extension 
24. Extension Panel 
25. Sill Panel 
26. Inner Lock Pillar 
27. Frame Assembly 
28. Body A-Pillar Trim Panel 
29. Windshield Pillar Trim 
30. Body A-Pillar Trim Panel 
31. Windshield Pillar Trim 
32. Body A-Pillar Trim Panel 
33. Inner Center Pillar 
34. Front 
35. Fender 36. Right 37. Right 
38. Floor Extension 
39. Floor Extension 
40. Floor Extension 41. Body C-Pillar Trim Panel No.
Part # / Description / Price
Price
1
6-Inch Rectangular Assist Steps, Chrome 
GM
GM Notes: Crew Cab
Description: Make it easier to get into and out of your vehicle with these sturdy Chevrolet Accessories Assist Steps. These Crew Cab 6-Inch Rectangular Assist Steps, also known as truck side steps, feature a traction pad with molded plastic grooves to help provide more ...
MSRP $850.00
$722.50
MSRP $850.00
$722.50
1
Step Bar Assembly GM
GM Notes: PARTS: Part is for a dealer installed accessory kit that includes both sides.
Description: Crew cab, oval type, black. Step up convenience and style with these highly durable and capable Chevy Accessories Truck Assist Steps, also known as running boards or side steps. Designed and engineered specifically to fit your vehicle, these sturdy steps f ...
MSRP $850.00
$722.50
MSRP $850.00
$722.50
1
Step Bar Assembly GM
GM Description: Crew cab, round type, black. Step up convenience and style with these highly durable and capable Chevy Accessories Truck Assist Steps, also known as running boards or side steps. Designed and engineered specifically to fit your vehicle, these sturdy steps ...
MSRP $850.00
$722.50
MSRP $850.00
$722.50
1
Running Board Step GM
GM Description: Make it easier to get into and out of your vehicle with these sturdy Chevrolet Accessories Assist Steps. These Crew Cab 4-Inch Round Assist Steps, also known as truck side steps, feature a traction pad with molded plastic grooves to help provide more stabl ...
Not For Sale
Not For Sale
1
Running Board Step GM
GM Description: Make it easier to get into and out of your vehicle with these sturdy Chevrolet Accessories Assist Steps. They include mounting hardware and a traction pad with molded plastic grooves for more stable footing. Make it easier to get into and out of your vehic ...
Not For Sale
Not For Sale
1
4-Inch Round Assist Steps, Chrome GM
GM Notes: Double Cab
Description: Step up convenience and style with these highly durable and capable Chevy Accessories Truck Assist Steps, also known as running boards or side steps. Designed and engineered specifically to fit your vehicle, these sturdy steps feature a textured surface to ...
MSRP $695.00
$590.75
MSRP $695.00
$590.75
1
Running Board Step GM
GM Notes: Regular Cab
Description: Make it easier to get into and out of your vehicle with these sturdy Chevrolet Accessories Assist Steps. They include mounting hardware and a traction pad with molded plastic grooves for more stable footing. These Regular Cab 6-Inch Rectangular Assist Step ...
MSRP $695.00
$590.75
MSRP $695.00
$590.75
1
Running Board Step GM
GM Description: Make it easier to get into and out of your vehicle with these sturdy GMC Accessories Assist Steps. They include mounting hardware and a traction pad with molded plastic grooves for more stable footing. Make it easier to get into and out of your vehicle with these sturdy Chevrolet Accessories Assist Steps.
Not For Sale
Not For Sale
1
$1,030.45
1
$1,112.97
1
$1,109.43
1
$1,109.43
1
6-Inch Rectangular Assist Steps, Black GM
GM Description: Step up convenience and style with these highly durable and capable Chevy Accessories Truck Assist Steps, also known as running boards or side steps. Designed and engineered specifically to fit your vehicle, these sturdy steps feature a textured surface to ...
MSRP $850.00
$722.50
MSRP $850.00
$722.50
1
Running Board Step GM
GM Description: Make it easier to get into and out of your vehicle with these sturdy Chevrolet Accessories Assist Steps. They include mounting hardware and a traction pad with molded plastic grooves for more stable footing. These Regular Cab 6-Inch Rectangular Assist Step ...
MSRP $750.00
$637.50
MSRP $750.00
$637.50
1
Running Board Step GM
GM Description: Make it easier to get into and out of your vehicle with these sturdy Chevrolet Accessories Assist Steps. Includes all mounting hardware. Parked over a hole or a puddle? No problem with these Assist Steps. They make getting in and out of your vehicle much e ...
Not For Sale
Not For Sale
1
Running Board Step GM
GM Description: Make it easier to get into and out of your vehicle with these sturdy Chevrolet Accessories Assist Steps. They include mounting hardware and a traction pad with molded plastic grooves for more stable footing. Parked over a hole or a puddle? No problem with ...
Not For Sale
Not For Sale
1
Running Board Step GM
GM Description: Make it easier to get into and out of your vehicle with these sturdy Chevrolet Accessories Assist Steps. These Crew Cab Work Step Assist Steps, also known as truck side steps, feature a traction pad with molded plastic grooves to help provide more stable f ...
Not For Sale
Not For Sale
1
Running Board Step GM
GM Description: Make it easier to get into and out of your vehicle with these sturdy GMC Accessories Assist Steps. These Crew Cab Sport Step Assist Steps, also known as truck side steps, feature a traction pad with molded plastic grooves to help provide more stable footing. Includes all mounting hardware. Parked over a hole or a puddle? No problem with these Assist Steps. They make getting in and out of your vehicle much easier, plus they add a customized look. You get function and style with this accessory.
Not For Sale
Not For Sale
1
Driver Side Assist Step GM
GM Positions: Left
Description: Assists with access into and out of your vehicle
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
.
Collision parts are designed to help promote proper and safe repair
MSRP $1,247.34
$826.55
MSRP $1,247.34
$826.55
1
Step Bar GM
GM Positions: Right
Description: Crew cab, power retractable, chrome.
MSRP $1,247.34
$826.55
MSRP $1,247.34
$826.55
1
Driver Side Assist Step GM
GM Positions: Left
Description: Assists with access into and out of your vehicle
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
.
Collision parts are designed to help promote proper and safe repair
MSRP $369.10
$249.03
MSRP $369.10
$249.03
1
MSRP $369.10
$249.03
2
Assist Step Front Finish Cap GM
GM Positions: Right
Notes: PARTS: Part included with step bar assembly.
Description: Regular cab, oval type. Crew cab oval type. Double cab oval type. Installed in your vehicle's assist step for a finished appearance
For proper installation, locate your nearest GM dealer, independent service center, or body shop
Precise fit for ease of installation
MSRP $62.91
$43.21
MSRP $62.91
$43.21
3
Assist Step Front Finish Cap GM
GM Positions: Right
Notes: PARTS: Part included with step bar assembly.
Description: Regular cab, oval type. Crew cab oval type. Double cab oval type. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $62.91
$43.21
MSRP $62.91
$43.21
4
Assist Step Pad GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: Crew cab oval type. Double cab oval type. Provides foot traction on your vehicle's running boards
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
.
Collision parts are designed to help promote proper and safe repair
MSRP $92.40
$62.90
MSRP $92.40
$62.90
4
Driver Side Assist Step Pad GM
GM Positions: Left
Description: Crew cab round type. Double cab round type. Provides foot traction on your vehicle's running boards
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
.
Collision parts are designed to help promote proper and safe repair
MSRP $88.68
$60.36
MSRP $88.68
$60.36
4
Step Pad GM
GM Positions: Right
Description: Regular cab, round type. Crew cab round type.
MSRP $87.15
$59.33
MSRP $87.15
$59.33
5
Assist Step Bracket Cover GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: Crew cab, oval type. Double cab, oval type. Helps provide a finished appearance
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Collision parts are designed to help promote proper and safe repair
MSRP $69.40
$47.66
MSRP $69.40
$47.66